Every words stands for unique digit that makes the arithmetic equation true

SEVEN + SEVEN + SIX = TWENTY.

What are the digits ?

Count the number of triangles in the below picture?

Can you identify if it's a murder or a suicide ?

If eleven plus two equals one, what does nine plus five equal?

I know there are two methods by using three time the same number with a plus(+) operator , you can make sum as 60.

One of them is 20+20+20.

whats the other way ?

Why do people go to bed?

What do you call a fish without an eye?

I can write cow in 13 letters.

Can You?

A boy was locked in a room by some robbers. All that is in the room is a piano, a calendar, and a bed. The room is locked from the outside. What does he eat, drink, and how does he escape and get out?

Move four matchsticks to the below square to form three squares?